2026 BMW 4 Series Gran Coupe vs 2026 Mercedes-Benz E-Class:
Safety comparison — crash avoidance & crash test ratings

Side-by-side comparison of standard crash-avoidance technologies and NHTSA/IIHS crash test ratings. Driver assistance and convenience features are covered in the full comparison.

2026 BMW 4 Series Gran Coupe
80
MotiveGrid Safety Score
vs
2026 Mercedes-Benz E-Class
81
MotiveGrid Safety Score
1 advantages for BMW 4 Series Gran Coupe0 advantages for Mercedes-Benz E-Class5 tied featuresFull comparison

Quick take

Both vehicles score closely on overall safety (80 vs 81). The difference comes down to individual crash-avoidance features and test ratings. In crash avoidance, the BMW 4 Series Gran Coupe includes 1 more standard feature (1 of 4 key technologies vs 0). Overall, the BMW 4 Series Gran Coupe has the stronger safety package, leading on 1 of 6 measured features versus 0 for the Mercedes-Benz E-Class (5 tied). Check the full comparison for cost of ownership, powertrain, and livability scores — safety is one of five pillars in the MotiveGrid Score.

Crash avoidance(1–0–3)

(Wins–Losses–Ties for BMW 4 Series Gran Coupe vs Mercedes-Benz E-Class)

Crash avoidance comparison: 2026 BMW 4 Series Gran Coupe versus 2026 Mercedes-Benz E-Class
FeatureBMW 4 Series Gran CoupeMercedes-Benz E-Class
Automatic emergency braking
Detects imminent forward collision and applies brakes autonomously to reduce or avoid impact.
 Yes Yes
Forward collision warning
Alerts driver to an impending forward collision with visual and/or audible warnings.
 Yes Yes
Blind spot monitoring
Warns when a vehicle is detected in the blind spot zone, typically with mirror indicators.
 Yes Yes
Rear cross-traffic alert
Alerts to approaching cross-traffic when reversing out of a parking space or driveway.
 Yes▲ No—

Crash test ratings(0–0–2)

(Wins–Losses–Ties for BMW 4 Series Gran Coupe vs Mercedes-Benz E-Class)

Crash test ratings comparison: 2026 BMW 4 Series Gran Coupe versus 2026 Mercedes-Benz E-Class
FeatureBMW 4 Series Gran CoupeMercedes-Benz E-Class
NHTSA overall
National Highway Traffic Safety Administration overall star rating (1–5). Crash test scores for frontal, side, and rollover.
——
IIHS overall
Insurance Institute for Highway Safety top award — Top Safety Pick+ is the highest designation.
—Not awarded

Data reflects standard equipment at the base MSRP. Optional packages like Ford BlueCruise, GM Super Cruise, and Tesla FSD are not scored (Tesla FSD is the lone curated exception). Crash test data from NHTSA and IIHS. ADAS data verified against manufacturer spec pages.

← Full 2026 BMW 4 Series Gran Coupe vs 2026 Mercedes-Benz E-Class comparisonSafety scoring methodology →

See the full BMW 4 Series Gran Coupe vs Mercedes-Benz E-Class comparison — all five pillars including cost of ownership, powertrain, driver assistance, and livability:

← Full comparison (all 5 pillars)Safety scoring methodology →Car safety ratings explained →MotiveGrid rankings →